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Cross - Motocross · 2002

KX 85-II

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MotoLibrary Score
45 /100 Balanced
Power/Weight
0.42 hp/kg
Engine
84 ccm

2002 Kawasaki KX 85-II Technical Analysis & Specification Breakdown

Engineered by Kawasaki for the cross - motocross motorcycle segment, the 2002 Kawasaki KX 85-II pairs a 84 cc (5.1 cu in) single cylinder, two-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 28.5 HP (20.8 kW), transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 339.3 HP per liter, the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.

On the scales, the KX 85-II measures 68 kg (150 lbs) dry, translating to a power-to-weight ratio of 0.42 HP/kg (2.39 kg per horsepower).

Within MotoLibrary's Kawasaki archive, this model family spans 2 indexed model years from 2002 to 2004, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Specific Output
339.3 HP/L
Power-to-Weight
0.42 HP/kg (2.39 kg/HP)
Engine
Displacement 84.0 ccm (5.13 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details Single cylinder, two-stroke
Power 28.5 HP (20.8 kW))
Transmission
Gearbox 6-speed
Final Drive Chain (final drive)
Wheels & Brakes
Front Brakes Single disc
Rear Brakes Single disc
Dimensions & Weight
Dry Weight 68.0 kg (149.9 pounds)
Power/Weight 0.4191 HP/kg
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Power
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Brakes
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Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

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Beginner
A2 license compatible, manageable power.
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Best For
Off-Road & Adventure
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Handling
Very lightweight — easy to handle
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